condition mean min max 4 h after light 0.141751 0.0 0.425253 8 h after light 0.147013 0.0 0.441039 12 h after light 0.0 0.0 0.0 4 h after dark 0.278073 0.0 0.427433 8 h after dark 0.5458896666666666 0.0 1.28186 12 h after dark 0.46073 0.0 0.8431